727cc (105mm) Big Bore Kit, Yamaha 660 Rhino / Grizzly / Raptor

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  • $395.00
  • Regular price $475.00
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727 Big Bore Kit

Fits: Raptor 660 01-05, Grizzly 660 02-07, Rhino 660 05-07


+5mm (105mm) big bore kit, includes PRO Series JE Pistons complete piston kit, a big bore Sleeve and a Cometic top-end gasket kit.  

NOTE:  This kit requires your stock cylinder to be sleeved, finish bored and honed AND your engine cases bored.  If you’d like us to do that work, just contact us.